UBUNTU-CVE-2026-81727

NLTK versions before 3.10.3 contain a filesystem containment bypass vulnerability in the Downloader.download and Downloader.incrdownload methods that allows attackers to overwrite files outside the install root through pre-existing hardlinks. Attackers with write access to a shared downloader...

Astra Linux – Vulnerability in Qemu

A flaw was discovered in qemu. A host privilege escalation issue was identified in the virtio-fs shared file system daemon, where a privileged guest user is able to create a device-specific special file in the shared directory and use it to gain read/write access to host devices...

Astra Linux – Vulnerability in Git

Git is a distributed revision control system. Versions of Git prior to 2.37.1, 2.36.2, 2.35.4, 2.34.4, 2.33.4, 2.32.3, 2.31.4, and 2.30.5 were vulnerable to privilege escalation on all platforms. A careless user could still be affected by the issue reported in CVE-2022-24765, for example, when...

Astra Linux – Vulnerability in freerdp2

FreeRDP is a free remote desktop protocol library and client. Affected versions of FreeRDP lack path canonicalization and base path checks for the drive channel. A malicious server can trick a FreeRDP-based client into reading files outside of the shared directory. This issue has been addressed i...

CVE-2026-54706

OnionShare is an open source tool that lets you securely and anonymously share files, host websites, and chat with friends using the Tor network. Prior to 2.6.4, OnionShare CLI/Desktop follows symbolic links in cli/onionsharecli/web/sendbasemode.py through SendBaseModeWeb.setfileinfo and...

SUSE CVE-2026-54091

File Browser is a file managing interface for uploading, deleting, previewing, renaming, and editing files within a specified directory. Prior to 2.63.6, File Browser's public share handlers rebase the share owner's filesystem root to the shared directory and then evaluate descendant paths agains...

CVE-2026-64400

A flaw was found in the Linux kernel's ksmbd component. A vulnerability in the ksmbd component allows a remote authenticated attacker to bypass path restrictions. Specifically, a bug in the caseless retry logic during path resolution fails to properly handle directory traversal attempts. This...

EUVD-2026-46374

Data::ReqRep::Shared versions before 0.05 for Perl create a world-readable mmap backing file and open it without OEXCL or ONOFOLLOW. The segment is created in reqrep.h with openpath, ORDWR | OCREAT, 0666, for both the request-reply and the integer-variant segments. The mode is 0666, so under the...

EUVD-2026-46369

Data::Buffer::Shared versions before 0.05 for Perl create a world-readable mmap backing file and open it without ONOFOLLOW. The segment is created in bufgeneric.h with openpath, ORDWR|OCREAT|OEXCL, 0666. OEXCL blocks a pre-seeded file on create, but the mode is 0666, so under the default umask 02...

EUVD-2026-46372

Data::NDArray::Shared versions before 0.02 for Perl create a world-readable mmap backing file and open it without OEXCL or ONOFOLLOW. The segment is created in ndarray.h with openpath, ORDWR|OCREAT, 0666. The mode is 0666, so under the default umask 022 the file is created mode 0644 world-readabl...

CVE-2026-65064

Data::HashMap::Shared before 0.14 for Perl creates a world-readable mmap backing file and opens it with 0666 permissions, without O_EXCL or O_NOFOLLOW. The file is opened with open(path, O_RDWR|O_CREAT|O_CLOEXEC, 0666) in shm_generic.h, yielding a world-readable 0644 file (umask 022). A pre-creat...

CVE-2026-65063

Data::RadixTree::Shared prior to 0.02 for Perl creates a world-readable mmap backing file via open(path, O_RDWR|O_CREAT, 0666) in radix.h. With default umask 022, the resulting mode is 0644, making the file world-readable. O_NOFOLLOW is not used, so a symlink at the path is followed; O_EXCL is no...

CVE-2026-64615

Data::Graph::Shared versions before 0.04 for Perl create a world-readable mmap backing file and open it without OEXCL or ONOFOLLOW. The segment is created in graph.h with openpath, ORDWR|OCREAT, 0666. The mode is 0666, so under the default umask 022 the file is created mode 0644 world-readable...

CVE-2026-64613 Data::Buffer::Shared versions before 0.05 for Perl create a world-readable mmap backing file and open it without O_NOFOLLOW

Data::Buffer::Shared versions before 0.05 for Perl create a world-readable mmap backing file and open it without ONOFOLLOW. The segment is created in bufgeneric.h with openpath, ORDWR|OCREAT|OEXCL, 0666. OEXCL blocks a pre-seeded file on create, but the mode is 0666, so under the default umask 02...

CVE-2026-64613

Data::Buffer::Shared for Perl versions before 0.05 is affected. A world-readable mmap backing file is created (mode 0666 then 0644 by default umask) and opened with open(path, O_RDWR|O_CREAT|O_EXCL) without O_NOFOLLOW. A pre-planted symlink at the path can be followed, allowing local users to rea...

PT-2026-62060

Name of the Vulnerable Software and Affected Versions Data::ReqRep::Shared versions prior to 0.05 Description This issue occurs when the software creates a world-readable mmap backing file and opens it without using O EXCL or O NOFOLLOW. The segment is created in reqrep.h using the open function...

PT-2026-62056

Data::Deque::Shared versions before 0.06 for Perl create a world-readable mmap backing file and open it without O EXCL or O NOFOLLOW. The segment is created in deque.h with openpath, O RDWR|O CREAT, 0666. The mode is 0666, so under the default umask 022 the file is created mode 0644 world-readabl...

PT-2026-62061

Name of the Vulnerable Software and Affected Versions Data::SortedSet::Shared versions prior to 0.03 Description This issue occurs when creating a memory-mapped mmap backing file, which is created with world-readable permissions. The process uses the open function in sortedset.h with a mode of...

PT-2026-62068

Name of the Vulnerable Software and Affected Versions Data::DisjointSet::Shared versions prior to 0.02 Description This issue occurs when the software creates a world-readable mmap backing file and opens it without using the O EXCL or O NOFOLLOW flags. The segment is created in dsu.h using the op...

PT-2026-62062

Name of the Vulnerable Software and Affected Versions Data::RadixTree::Shared versions prior to 0.02 Description This issue occurs when a world-readable mmap backing file is created and opened without the O EXCL or O NOFOLLOW flags. The segment is created using the open function with a mode of...